An attacker who builds a malicious OPC UA Publisheror installs an unauthorized instance of a genuine OPC UA Publisherin a system. The rouge Publishermay attempt to masquerade as a legitimate UA Publisheror it may simply appear as a new Publisherin the system.

A rogue Publisherimpacts all of the security objectives except Integrity andNon-Repudiation.

See 5.1.10for the reconciliation of this threat.